Input interpretation
monomethylhydrazine | 2-ethylhexanal
Chemical names and formulas
| monomethylhydrazine | 2-ethylhexanal formula | CH_3NHNH_2 | CH_3(CH_2)_3CH(C_2H_5)CHO Hill formula | CH_6N_2 | C_8H_16O name | monomethylhydrazine | 2-ethylhexanal IUPAC name | methylhydrazine | 2-ethylhexanal alternate names | 1-methylhydrazine | hydrazine, methyl- | hydrazomethane | methylhydrazine | 2-ethylcaproaldehyde | 2-ethylcapronaldehyde | 2-ethylhexaldehyde | ethylhexaldehyde mass fractions | C (carbon) 26.1% | H (hydrogen) 13.1% | N (nitrogen) 60.8% | C (carbon) 74.9% | H (hydrogen) 12.6% | O (oxygen) 12.5%
Structure diagrams
| monomethylhydrazine | 2-ethylhexanal vertex count | 3 | 9 edge count | 5 | 8 Schultz index | 16 | 376 Wiener index | 4 | 104 Hosoya index | 3 | 52 Balaban index | 1.633 | 3.092
3D structure
3D structure
Basic properties
| monomethylhydrazine | 2-ethylhexanal molar mass | 46.07 g/mol | 128.21 g/mol phase | liquid (at STP) | liquid (at STP) melting point | | -67 °C boiling point | 89 °C | 55 °C density | 0.875 g/cm^3 | 0.822 g/cm^3 solubility in water | miscible |
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Hydrophobicity and permeability properties
| monomethylhydrazine predicted LogP hydrophobicity | -0.62 predicted LogS | -1.05
Liquid properties
| monomethylhydrazine | 2-ethylhexanal density | 0.875 g/cm^3 | 0.822 g/cm^3 vapor pressure | 37.49 mmHg | 2.1 mmHg dynamic viscosity | | 0.001 Pa s surface tension | 0.0343 N/m | refractive index | 1.433 | 1.415
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Thermodynamic properties
| monomethylhydrazine | 2-ethylhexanal molar heat of vaporization | 36.1 kJ/mol (kilojoules per mole) | 40 kJ/mol (kilojoules per mole) specific heat of vaporization | 0.784 kJ/g (kilojoules per gram) | 0.312 kJ/g (kilojoules per gram) molar heat of combustion | 1170 kJ/mol (kilojoules per mole) | 3864 kJ/mol (kilojoules per mole) specific heat of combustion | 25.39 kJ/g (kilojoules per gram) | 30.14 kJ/g (kilojoules per gram) molar heat of fusion | 10.42 kJ/mol (kilojoules per mole) | critical temperature | 585 K (kelvins) | 613 K (kelvins) critical pressure | 8.24 MPa (megapascals) | 2.78 MPa (megapascals) acentric factor ω | 0.3111 |
Chemical identifiers
| monomethylhydrazine | 2-ethylhexanal CAS number | 60-34-4 | 123-05-7 Beilstein number | 635645 | 1700556 PubChem CID number | 6061 | 31241 PubChem SID number | 24896964 | 24894488 SMILES identifier | CNN | CCCCC(CC)C=O
NFPA label
NFPA label
Safety properties
| monomethylhydrazine | 2-ethylhexanal flash point | 21.11 °C | 42.22 °C autoignition point | 194 °C | 190 °C lower explosive limit | 2.5% | 0.9% upper explosive limit | 92% | 7.2%
Toxicity properties
| monomethylhydrazine threshold limit value | 0.01 ppmv
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